Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tieu hoc dat snippets" » "lieu hoc dat snippets", "tieu hoa dat snippets", "hieu hoc dat snippets", "tieu hoc dan snippets", "tieu hoc dai snippets", "tieu hoc phat snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("tieu hoc dat snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tieu hoc dat snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tieu hoc dat snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tieu hoc dat snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.